Altoona Lung Specialists was founded in 1977 by Dr. George Zlupko. Our facility is a two-story, 15,000-square-foot facility containing the offices of Altoona Lung Specialists, the Sleep Disorder Network, a CT scanner, and the newly formed non-profit organization known as the Lung Disease Foundation of Central PA., Inc. Altoona Lung Specialists provides a wide range of services to our patients in our Lung Disease Center, which offers state-of-the-art care. Testing's include pulmonary function testing, Asthma testing, IOS (impulse oximetry), cardio pulmonary stress testing, both diagnostic and titration sleep testing, and more.